Answer
$y = -1.8x + .3$
Work Step by Step
(1.5, -2.4) and (-.5, 1.2)
$ y = mx+b$
$ m = (1.2 - -2.4)/(-.5-1.5)$
$m = 3.6 / -2 = -1.8$
$y = mx+b$
$1.2 = -1.8*(-.5) + b$
$1.2 = .9 + b$
$.3 = b$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 5 - Linear Functions - 5-3 Slope-Intercept Form - Practice and Problem-Solving Exercises - Page 310: 36
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